Flexible Split Wedge Gate Valves - Equiwedge Main Feedwater Isolation Valve (MFIV)
· Installed base-proven design with over 600 Equiwedge gate valves, MSIVs, and MFIVs installed in operating nuclear power generation plants
· Minimized closing time that is 100% verifiable prior to plant startup or during outages to ensure safe shutdown of reactor to prevent meltdown
· Gas/hydraulic actuator design provides ability to close valve within 3 to 5 seconds of receipt of signal
· Maximized actuator readiness designed with self-contained stored energy and critical component redundancies
· Extended service life enabled by simplified modular design with no external hose or piping connections and a 12-year maintenance cycle
· Environmental and functional qualifications per IEEE and ASME QME-1 requirements
· NPS 4 to 42
· DN 100 to 1051
Pressure Class Range:
· 601 to 1500
· PN 110 to 260
Seating Material: Metal
Plant Type : Nuclear (PWR)
Max. Operating Pressure : 155 barg @315°C
For More Info Contact Us :
PT. MASTE DAYAA
Surabaya Office :
Ruko Pakuwon Town Square Blok AA-2 / No.31
Laguna – Pakuwon City, Surabaya
Ph: (+62) 31.58208690-93
Fax: (+62) 31.58208688
Customer Care Line: @ 0882.2627.0961 (also available in whatsapp)
Cikarang Office :
Jl. Alam Hijau 3 No. 8
Telp : 021-290 933 80 / 81
Fax : 021-290 933 76
HP : 0823 327 531 78 0856 555 257 89
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A leading company and provider of certified product and service of world-class standard of fire and safety systems for all industries, boiler and cooling tower chemicals and equipment, waste water treatment as well as process and other industrial equipment in Indonesia.
We provide an integrated range of products and services to give better value for our customers.
Qualified team of engineers from planning stages through design, engineering, installation, testing, commissioning and maintenance services, including assisting in finding best solutions to minimize costs as well as optimize performances.
Our Flowserve products range are Gestra, Durco, Edward, Limitorque, Valtek (for control valve), Argus.
While we also coverage for other brands, such as: VYC (Safety Value specialist), Boiler Level Gauge, Tecofi ( Knife Gate Valves specialist), etc.
Underlining the importance on service, we are now having an Energy Division within our organization.
Our Energy Division offer engineering solutions for process plants.
We are located in Jakarta, as well in Surabaya.
Ruko Pakuwon Town Square AA2-31
Laguna- Pakuwon City
Surabaya. 60112. Indonesia.
Telp: +62-31-58208690 - 93
Jl. Alam Hijau 3 no.8
Telp: +62-21- 29093380 - 81
Fax: +62-21 - 29090 3376